1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: Music Player collection container information bar.

    15 *

    16 */

    17 

    18 #include <QPainter>

    19 #include <QColor>

    20 

    21 #include <hbstackedlayout.h>

    22 #include <hblabel.h>

    23 #include <hbdocumentloader.h>

    24 #include <hbinstance.h>

    25 #include <hbmainwindow.h>

    26 

    27 #include "mpcollectioninfobar.h"

    28 #include "mptrace.h"

    29 

    30 

    31 const char*MUSIC_COLLECTION_INFOBAR_DOCML = ":/docml/musiccollection_infobar.docml";

    32 

    33 

    34 /*!

    35     \class MpCollectionInfoBar

    36     \brief Music Player collection container information bar.

    37 

    38     Collection Info Bar is a custom widget,similar to HbWidget that provides

    39     up to two text labels, one aligned to left and the other to the right.

    40 */

    41 

    42 /*!

    43  Constructs the information bar widget.

    44  */

    45 MpCollectionInfoBar::MpCollectionInfoBar( QGraphicsItem *parent )

    46     : HbWidget(parent),

    47       mContainer(0),

    48       mTextLeft(0),

    49       mTextRight(0)

    50 {

    51     TX_ENTRY

    52     mDocumentLoader = new HbDocumentLoader();

    53     bool ok = false;

    54     mDocumentLoader->load( MUSIC_COLLECTION_INFOBAR_DOCML, &ok );

    55     if ( ok ) {

    56         QGraphicsWidget *widget;

    57         widget = mDocumentLoader->findWidget(QString("infoBarContainer"));

    58         mContainer = qobject_cast<HbWidget*>(widget);

    59 

    60         widget = mDocumentLoader->findWidget(QString("leftText"));

    61         mTextLeft = qobject_cast<HbLabel*>(widget);

    62 

    63         widget = mDocumentLoader->findWidget(QString("rightText"));

    64         mTextRight = qobject_cast<HbLabel*>(widget);

    65     }

    66     else {

    67         TX_LOG_ARGS("Error: invalid xml file.");

    68         Q_ASSERT_X(ok, "MpCollectionInfoBar", "invalid xml file");

    69     }

    70 

    71     HbStackedLayout *layout = new HbStackedLayout(this);

    72     layout->addItem(mContainer);

    73 

    74 	HbMainWindow *mainWindow = hbInstance->allMainWindows()[0];

    75     mOrientation = mainWindow->orientation();

    76     connect( mainWindow, SIGNAL( orientationChanged(Qt::Orientation) ),

    77              this, SLOT( orientationChange(Qt::Orientation) ) );

    78     TX_EXIT

    79 }

    80 

    81 /*!

    82  Destructs the widget.

    83  */

    84 MpCollectionInfoBar::~MpCollectionInfoBar()

    85 {

    86     TX_ENTRY

    87     delete mContainer;

    88     delete mDocumentLoader;

    89     TX_EXIT

    90 }

    91 

    92 /*!

    93  Sets the left label text to \a textLeft.

    94  */

    95 void MpCollectionInfoBar::setText(const QString &textLeft)

    96 {

    97     TX_ENTRY_ARGS("textLeft=" << textLeft);

    98 

    99     mTextLeft->setPlainText(textLeft);

   100     mTextRight->setPlainText(QString::null);

   101 

   102     bool ok1 = false;

   103     bool ok2 = false;

   104     mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "single", &ok1);

   105     if ( mOrientation == Qt::Vertical ) {

   106         mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "single singlePortrait", &ok2);

   107     }

   108     else {

   109         mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "single singleLandscape", &ok2);

   110     }

   111     if ( !ok1 || !ok2 ) {

   112         TX_LOG_ARGS("Error: invalid xml file.");

   113         Q_ASSERT_X((ok1 || ok2), "MpCollectionInfoBar::setText 1", "invalid xml file");

   114     }

   115     mSingleText = true;

   116     TX_EXIT

   117 }

   118 

   119 /*!

   120  Sets the left label text to \a textLeft and the right label text to \a textRight.

   121  */

   122 void MpCollectionInfoBar::setText(const QString &textLeft, const QString &textRight)

   123 {

   124     TX_ENTRY_ARGS("textLeft=" << textLeft << ", textRight=" << textRight);

   125 

   126     mTextLeft->setPlainText(textLeft);

   127     mTextRight->setPlainText(textRight);

   128 

   129     bool ok1 = false;

   130     bool ok2 = false;

   131     mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "double", &ok1);

   132     if ( mOrientation == Qt::Vertical ) {

   133         mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "double doublePortrait", &ok2);

   134     }

   135     else {

   136         mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "double doubleLandscape", &ok2);

   137     }

   138     if ( !ok1 || !ok2 ) {

   139         TX_LOG_ARGS("Error: invalid xml file.");

   140         Q_ASSERT_X((ok1 || ok2), "MpCollectionInfoBar::setText 2", "invalid xml file");

   141     }

   142     mSingleText = false;

   143     TX_EXIT

   144 }

   145 

   146 /*!

   147     \reimp

   148  */

   149 void MpCollectionInfoBar::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)

   150 {

   151     TX_ENTRY

   152     HbWidget::paint(painter, option, widget);

   153     QColor color(105,105,105,255);

   154     painter->fillRect(rect(), color);

   155     TX_EXIT

   156 }

   157 

   158 /*!

   159  Slot to be called when orientation is changed.

   160  Loads the correct layout based on the \a orientation.

   161  */

   162 void MpCollectionInfoBar::orientationChange( Qt::Orientation orientation )

   163 {

   164     TX_ENTRY

   165     mOrientation = orientation;

   166     if ( mSingleText ) {

   167         setText( mTextLeft->plainText() );

   168     }

   169     else {

   170         setText( mTextLeft->plainText(), mTextRight->plainText() );

   171     }

   172     TX_EXIT

   173 }